show controllers cable-modem mac
40
Cisco IOS Release 12.0(5)T
00:14:32:
872.856 CMAC_LOG_RANGING_SUCCESS
00:14:32:
872.874 CMAC_LOG_STATE_CHANGE
dhcp_state
00:14:33:
873.386 CMAC_LOG_DHCP_ASSIGNED_IP_ADDRESS
188.188.1.62
00:14:33:
873.388 CMAC_LOG_DHCP_TFTP_SERVER_ADDRESS
4.0.0.32
00:14:33:
873.392 CMAC_LOG_DHCP_TOD_SERVER_ADDRESS
4.0.0.32
00:14:33:
873.396 CMAC_LOG_DHCP_SET_GATEWAY_ADDRESS
00:14:33:
873.398 CMAC_LOG_DHCP_TZ_OFFSET
60
00:14:33:
873.402 CMAC_LOG_DHCP_CONFIG_FILE_NAME
platinum.cm
00:14:33:
873.406 CMAC_LOG_DHCP_ERROR_ACQUIRING_SEC_SVR_ADDR
00:14:33:
873.410 CMAC_LOG_DHCP_COMPLETE
00:14:33:
873.536 CMAC_LOG_STATE_CHANGE
establish_tod_state
00:14:33:
873.546 CMAC_LOG_TOD_REQUEST_SENT
00:14:33:
873.572 CMAC_LOG_TOD_REPLY_RECEIVED
3140961992
00:14:33:
873.578 CMAC_LOG_TOD_COMPLETE
00:14:33:
873.582 CMAC_LOG_STATE_CHANGE
security_association_state
00:14:33:
873.584 CMAC_LOG_SECURITY_BYPASSED
00:14:33:
873.588 CMAC_LOG_STATE_CHANGE
configuration_file_state
00:14:33:
873.592 CMAC_LOG_LOADING_CONFIG_FILE
platinum.cm
00:14:34: %LINEPROTO-5-UPDOWN: Line protocol on Interface cable-modem0, changed state to up
00:14:34:
874.728 CMAC_LOG_CONFIG_FILE_PROCESS_COMPLETE
00:14:34:
874.730 CMAC_LOG_STATE_CHANGE
registration_state
00:14:34:
874.734 CMAC_LOG_REG_REQ_MSG_QUEUED
00:14:34:
874.744 CMAC_LOG_REG_REQ_TRANSMITTED
00:14:34:
874.754 CMAC_LOG_REG_RSP_MSG_RCVD
00:14:34:
874.756 CMAC_LOG_COS_ASSIGNED_SID
1/16
00:14:34:
874.760 CMAC_LOG_RNG_REQ_QUEUED
16
00:14:34:
874.768 CMAC_LOG_REGISTRATION_OK
00
:14:34:
874.770 CMAC_LOG_REG_RSP_ACK_MSG_QUEUED
0
00:14:34:
874.774 CMAC_LOG_STATE_CHANGE
establish_privacy_state
00:14:34:
874.778 CMAC_LOG_PRIVACY_NOT_CONFIGURED
00:14:34:
874.780 CMAC_LOG_STATE_CHANGE
maintenance_state
00:14:34:
874.784 CMAC_LOG_REG_RSP_ACK_MESSAGE_EVENT
00:14:34:
874.788 CMAC_LOG_REG_RSP_ACK_MSG_SENT
If the DHCP server cannot not be reached, the error will look like this in the MAC log:
00:14:32:
872.874 CMAC_LOG_STATE_CHANGE
dhcp_state
00:14:33:
873.386 CMAC_LOG_RNG_REQ_TRANSMITTED
00:14:33:
873.388 CMAC_LOG_RNG_RSP_MSG_RCVD
00:14:33:
873.386 CMAC_LOG_RNG_REQ_TRANSMITTED
00:14:33:
873.392 CMAC_LOG_RNG_RSP_MSG_RCVD
00:14:33:
873.396 CMAC_LOG_WATCHDOG_TIMER
00:14:33:
873.398 CMAC_LOG_RESET_DHCP_WATCHDOG_EXPIRED
00:14:33:
873.402 CMAC_LOG_STATE_CHANGE reset_interface_state
00:14:33:
873.406 CMAC_LOG_DHCP_PROCESS_KILLED
The fields in this display are explained in the section “Step 4—Interpret the MAC Log File and Take
Action” on page 13.